cpu
CPU双核,四核分别指的是什么?核是什么意思???
黎文波 2021-04-23 22:26 开发者_JS百科 处理器,就是说有几个处理器。。。也就说一个CPU里面会有几个处理器,这样就可以同时处理几个要求了。。。为了让你看的更仔细,你ctrl alt del 切出任务管理器,选择性能[详细]
2023-03-05 12:09 分类:问答How to swipe image change on iPad with less memory and CPU load?
My app has around 100 Picture. Each picture is around 150 KB.And I just want to swipe each picture to开发者_如何学JAVA go next or back to previous pic.[详细]
2023-03-05 09:47 分类:问答没有盒子的cpu能查出来以前是盒装还是散装吗??
李来超 开发者_StackOverflow社区 2021-04-26 16:13 这货又不能造假盒的散的有区别吗.. 真几吧倒大霉坏掉了 有人给你保修就行了侯文俊[详细]
2023-03-04 13:26 分类:问答Java profiling: detect which piece of code causes high CPU load
I profiled my code with both JProfiler and YourKit. However, I haven\'t been able to figure out how to detect which piece of code is responsible for high CPU load.[详细]
2023-03-03 22:42 分类:问答efficient 2d mean filter implementation that minimises redundant memory loads?
Suppose a general sliding algorithm that executes some function on a kernel, like a mean-filter (average-filter) or the sum of absolute differences algorithm in image processing. As the kernel slides[详细]
2023-03-03 11:38 分类:问答efficient evaluation of max(a,b) inside loop c.f. branch prediction?
What is an efficient way to calculate the maximum of 2 floats inside a for loop in C without using a logic statement which might stall the pipeline such as a > b ? a : b?[详细]
2023-03-03 08:59 分类:问答Execute RDMSR and WRMSR instructions from C/C++ code
I need to control C-State configuration. Specifically, I\'d probably like to execute the following asm code:[详细]
2023-03-02 07:38 分类:问答What core is a given thread running on?
Is there a function or any other way to know, programatically, what core of what processor a given开发者_运维技巧 thread of my program (pid) is running on? Both OpenMP or Pthreads solutions would help[详细]
2023-03-01 13:21 分类:问答how to make unix command use multiple CPUs
How can I make a unix command (say a one-liner using cut and awk on a HUGE file) use all 16 cores instead of just 1? This isn\'t a program where I can use -j and specify the number of CPUs to us开发者[详细]
2023-03-01 09:11 分类:问答How does the CPU do subtraction?
I have some basic doubts, but every time I sit to try my hands at interview questions, these questions and my doubts pop up.[详细]
2023-02-28 16:37 分类:问答